//
//  DxCar.h
//  BuildTestApp
//
//  Created by sr liu on 2024/3/5.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface DxCar : NSObject
@property (nonatomic, copy) NSString *carName;
- (void)addSpeed:(NSInteger)speed;
@end

NS_ASSUME_NONNULL_END
